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AP Biology
PhotosynthesisPart 3
Photosynthesis Light Reaction
Photosynthesis Calvin Cycle
Calvin Cycle step 1
Calvin Cycle step 2
Calvin Cycle step 3
C4 Plants and Photorespiration
Photosyntheticcells of C4 plantleaf
Mesophyll cell
Bundle-sheathcell
Vein(vascular tissue)
C4 leaf anatomy
StomaBundle-sheathcell
Pyruvate (3 C)
CO2
Sugar
Vasculartissue
CALVINCYCLE
PEP (3 C)
ATP
ADP
Malate (4 C)
Oxaloacetate (4 C)
The C4 pathway
CO2PEP carboxylase
Mesophyllcell
CAM Plants and Photorespiration
Bundle-sheathcell
Mesophyllcell Organic acid
C4
CO2
CO2
CALVINCYCLE
Sugarcane Pineapple
Organic acidsrelease CO2 toCalvin cycle
CO2 incorporatedinto four-carbonorganic acids(carbon fixation)
Organic acid
CAM
CO2
CO2
CALVINCYCLE
Sugar
Spatial separation of steps Temporal separation of steps
Sugar
Day
Night
Stomata of Leaves & Transpiration